archarm image creator

#!/bin/bash -v
#name this file archarm-image-creator.sh
cd /sdcard
#make and mount image file
dd if=/dev/zero of=archarm.img seek=2000000000 bs=1 count=1 #create empty 1.9gb image file
mke2fs -F archarm.img
mknod /dev/loop256 b 7 256
losetup /dev/loop256 archarm.img
mount -t ext2 /dev/loop256 /sdcard/arch/
# download and extract archlinuxarm
cd arch
wget http://archlinuxarm.org/os/ArchLinuxARM-trimslice-latest.tar.gz #this is compatable with the A200
tar xzf ArchLinuxARM*.tar.gz
rm ArchLinuxARM*.tar.gz
#make some directories
mkdir /sdcard/arch/media/external_sd
mkdir /sdcard/arch/media/sdcard
mkdir /sdcard/arch/dev/pts
mkdir /sdcard/arch/dev/ptmx
mkdir /sdcard/arch/root/.vnc
# do some mounting
mount -o bind /dev/ /sdcard/arch/dev
mount -t proc proc /sdcard/arch/proc
mount -t sysfs sysfs /sdcard/arch/sys
mount -t devpts devpts /sdcard/arch/dev/pts
mount -o bind /sdcard /sdcard/arch/media/sdcard
# enter the chroot
chroot . /bin/bash
# your now in the Arch install.